Technical data

Contents
Chapter 1 Startup checklist ............................................................................................................1
1.1 Equipment and information checklist .......................................................................................... 1
Chapter 2 Initial communication set up ..........................................................................................3
2.1 Set up meter communications .....................................................................................................3
2.1.1 Daniel MeterLink
™
configuration utilities
.......................................................................3
2.1.2 Set up the meter directory ............................................................................................ 4
2.1.3 Create a new meter record ............................................................................................4
2.1.4 Set up a direct connection .............................................................................................4
2.1.5 Modem connection .......................................................................................................5
2.1.6 Ethernet connection ..................................................................................................... 5
2.1.7 Ethernet initial connection steps ...................................................................................6
2.2 Import a meter record ................................................................................................................. 6
2.3 Export a meter record ..................................................................................................................7
2.4 Collect As Found logs and reports ................................................................................................7
2.5 Customize Daniel MeterLink settings ...........................................................................................8
2.6 Set up Modbus communications ................................................................................................. 9
2.7 Set up HART
®
communications .................................................................................................10
2.8 Set up the meter in a DeltaV System ..........................................................................................10
Chapter 3 Flow measurement ...................................................................................................... 13
3.1 Flow measurement principles ....................................................................................................13
3.1.1 Transducer timing control ...........................................................................................14
3.1.2 Terminology for flow measurement ............................................................................15
3.1.3 Signal processing ........................................................................................................ 15
3.1.4 Stacking ......................................................................................................................16
3.1.5 Filtering ...................................................................................................................... 16
3.1.6 Batch cycle processing ................................................................................................ 16
3.2 Smoothing ................................................................................................................................ 17
3.3 Acquisition mode ...................................................................................................................... 17
3.3.1 Re-acquisition mode ................................................................................................... 18
3.4 Chord average flow and sound velocity measurements ............................................................. 18
3.4.1 Average Flow Velocity .................................................................................................20
3.4.2 Average flow velocity using chord proportions ............................................................20
3.4.3 Update chord proportion bin data values .................................................................... 20
3.5 Volumetric flow rate values ....................................................................................................... 21
3.5.1 Raw volumetric flow rates ...........................................................................................22
3.5.2 Flow-condition volumetric flow rate ............................................................................22
3.5.3 Pressure Expansion Correction .................................................................................... 22
3.5.4 Temperature expansion correction ............................................................................. 23
3.5.5 Reynolds number calculation ...................................................................................... 23
3.5.6 Volume forward and reverse accumulators ................................................................. 24
3.6 3810 Series liquid flow meter diagnostics ..................................................................................24
3.6.1 Symmetry ................................................................................................................... 24
3.6.2 Cross-flow ...................................................................................................................25
3.6.3 Chord turbulence ........................................................................................................25
3.6.4 Profile factor ............................................................................................................... 25
Contents
Operations i